Gay rights and relationships are at the forefront of this week’s installment of Shameless. “Frank the Plumber” gives us a mixed bag of good and bad feelings, and at the end, fear. Fear that Lip (Jeremy Allen White) will return to Karen’s (Laura Slade Wiggins) side to nurse her back to health after initially telling her they’re over. But I’m getting ahead of myself… Frank (William H. Macy), the face of the gay rights movement? Say it ain’t so!